Finding the Fourth Proportional to 1,344,040,416, 1,854,777,024 and 725,941,728
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Solution
The fourth proportional to 1,344,040,416, 1,854,777,024 and 725,941,728 is: 1,001,800,259.75
Step by Step Solution
- Step 1: Write the proportion equation
1,344,040,416 : 1,854,777,024 = 725,941,728 : x - Step 2: Convert to fraction form
1,344,040,416/1,854,777,024 = 725,941,728/x - Step 3: Cross multiply
1,344,040,416x = 1,854,777,024 × 725,941,728 - Step 4: Simplify right side
1,344,040,416x = 1,346,460,037,857,257,472 - Step 5: Solve for x
x = 1,346,460,037,857,257,472/1,344,040,416 - Step 6: Final answer
x = 1,001,800,259.75
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.